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News tagged with nodes

Trains’ vibrations could provide power for monitoring tunnels

(PhysOrg.com) -- Traffic tunnels are often built in some of the most rugged and remote areas, which subjects them to extreme environmental forces while making them difficult to access. Ideally, the structural ...

Technology / Engineering

created Aug 08, 2011 | popularity 3.8 / 5 (6) | comments 4 | with audio podcast feature

Greedy Routing Enables Network Navigation Without a 'Map'

(PhysOrg.com) -- How does an e-mail get routed so quickly to its recipient's inbox, or a search query generate relevant Web pages from servers from around the world? Navigating the Internet - or any similar ...

Physics / General Physics

created Feb 17, 2009 | popularity 4.5 / 5 (21) | comments 6 feature

Internet Growth Follows Moore's Law Too

(PhysOrg.com) -- Originally, Moore’s Law described the number of transistors that can fit on an integrated circuit, which doubles approximately every 18 months. Now, a team of researchers from China has discovered ...

Physics / General Physics

created Jan 14, 2009 | popularity 4.3 / 5 (25) | comments 11 feature

Carbon Nanotubes Boost Cancer-Fighting Cells

(PhysOrg.com) -- Yale University engineers have found that the defects in carbon nanotubes cause T cell antigens to cluster in the blood and stimulate the body's natural immune response. Their findings, which ...

Nanotechnology / Bio & Medicine

created Apr 20, 2010 | popularity 4.4 / 5 (9) | comments 1 | with audio podcast

New origin found for a critical immune response

An immune system response that is critical to the first stages of fighting off viruses and harmful bacteria comes from an entirely different direction than most scientists had thought, according to a finding by researchers ...

Medicine & Health / Medical research

created Mar 01, 2009 | popularity 4.4 / 5 (8) | comments 0

Researchers boost efficiency of multi-hop wireless networks

Multi-hop wireless networks can provide data access for large and unconventional spaces, but they have long faced significant limits on the amount of data they can transmit. Now researchers from North Carolina State University ...

Technology / Telecom

created Apr 19, 2012 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Vaccines to boost immunity where it counts, not just near shot site

Researchers at Duke University Medical Center have created synthetic nanoparticles that target lymph nodes and greatly boost vaccine responses, said lead author Ashley St. John, Ph.D., a researcher at Duke-NUS Graduate Medical ...

Nanotechnology / Bio & Medicine

created Jan 22, 2012 | popularity 3.7 / 5 (3) | comments 0 | with audio podcast

Renesas creates a near-field wireless communication with no battery use

(PhysOrg.com) -- Renesas Electronics Corp has announced the development of a near-field wireless communication technology that can transmit data to Bluetooth- and wireless LAN-compatible devices without the use of a battery. ...

Technology / Engineering

created Jun 16, 2011 | popularity 3 / 5 (1) | comments 1 | with audio podcast weblog

Laying bare the not-so-sweet tale of a sugar and its role in the spread of cancer

Cancer has a mighty big bag of tricks that it uses to evade the body's natural defense mechanisms and proliferate. Among those tricks is one that allows tumor cells to turn the intricate and extensive system of lymphatic ...

Chemistry / Biochemistry

created Apr 25, 2011 | popularity 5 / 5 (2) | comments 1 | with audio podcast

Microbubbles to light the way to sentinel lymph nodes of breast cancer patients

Researchers at the University of California, San Diego are developing nonsurgical methods for identifying critical lymph nodes to help doctors determine courses of treatment for breast cancer patients. The ...

Medicine & Health / Cancer

created Feb 23, 2011 | popularity not rated yet | comments 0 | with audio podcast

Location determines social network influence, study finds

A team of researchers led by Dr. Hernan Makse, professor of physics at The City College of New York (CCNY), has shed new light on the way that information and infectious diseases proliferate across complex networks. Writing ...

Physics / General Physics

created Aug 29, 2010 | popularity 3.3 / 5 (6) | comments 0 | with audio podcast

Designer vaccines may tailor immune response

(PhysOrg.com) -- In Margaret Atwood’s futuristic The Year of the Flood, sex workers wear "Biofilm Bodygloves" to protect themselves from infection. It turns out, though, that a prototype bodyglove may have already been invented. ...

Medicine & Health / Medical research

created Apr 29, 2010 | popularity not rated yet | comments 0 | with audio podcast

Tumors hide out from the immune system by mimicking lymph nodes

A new mechanism explaining how tumors escape the body's natural immune surveillance has recently been discovered at EPFL (Ecole Polytechnique Fédérale de Lausanne) in Switzerland. The study shows ...

Medicine & Health / Cancer

created Mar 25, 2010 | popularity 5 / 5 (6) | comments 0 | with audio podcast

Gold Nanobeacons Detect Sentinel Lymph Nodes

(PhysOrg.com) -- Virtually every patient diagnosed with breast cancer or melanoma undergoes lymph node biopsy to determine if their cancer has begun spreading in the body. Taking this biopsy involves an invasive and uncomfortable ...

Nanotechnology / Bio & Medicine

created Mar 25, 2010 | popularity 5 / 5 (1) | comments 0

Poorly understood cell plays role in immunity against the flu

A new understanding of a certain cell in the immune system may help guide scientists in creating better flu vaccines, report researchers from the Program in Cellular and Molecular Medicine and the Immune Disease Institute ...

Medicine & Health / Medical research

created Mar 22, 2010 | popularity 5 / 5 (2) | comments 0 | with audio podcast